Παραπομπή APA

Unnikrishnan nair. (1968). Ravikiranangal. N.B.S.

Παραπομπή Chicago Style

Unnikrishnan nair. Ravikiranangal. Kottayam: N.B.S, 1968.

Παραπομπή MLA

Unnikrishnan nair. Ravikiranangal. N.B.S, 1968.